Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One ragweed plant can release as many as one billion grains of pollen!
51
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Brass doorknobs automatically disinfect themselves in about 8 hours.
18